Manoj K. Bharathi is the son of Bharatiraja and Raghu vannan is the son of Manivannan. Both the elders are wellknown for their intense celluloid works. Their association has been great for Tamil cinema. Now it is the time of their sons. Both of them are working together in Kadhal valarthen. So, the director of the film is paying extra attention that the film should turn out to be a great hit. Two songs in the film will be shot in Europe. Therefore, the entire crew is off to Europe.